Yes, let the men be afraid, …very afraid. And let the women ….drool. After reading squirrel and medstudentwife’s comments, I decided that I would be a poor host if you had to scour elsewhere for video of sweaty hunks performing the haka. So here it is.
This first one is the traditional haka or “Ka Mate”.
Realm of the Lone Grey Squirrel 
Yeah – they are scary – I would not like to be their opposition.